| Customization: | Available |
|---|---|
| Media: | Water |
| Material: | Stainless Steel |
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| Product description | |
| 1,product name | 3PC stainless steel ball valve 1000wog |
| 2,Size ranging | 1/2"-4" |
| 3,Material option | SS304, SS316,CF8M,CF8,WCB |
| 4,Casting | Investment |
| 5,Working pressure | 1000wog |
| 6,Applicable temperature | -20-210 degree C |
| 7,Applicable medium | Water, Oil, Gas, etc |
| 9,End connection thread | Flanged |
| 10, MOQ | 10PCS |
| 11,Capacity to produce | 100,0000,00 PCs per year |
| 12,packaging | Inner CTN, outside ply-wooden cases |
| 13,Price term: | EXW, FOB, CIF, CFR |
| 14,Payment term | T/T, L/C |
| 15,standard | CE,ISO9001 |
|
Component
|
Material Category
|
Common Grades (China / International)
|
Applicable Standards (Examples)
|
Typical Application / Notes
|
|---|---|---|---|---|
|
Body / Bonnet / Disc
|
Gray Cast Iron
|
HT200, HT250
Class 25B/35B (ASTM A48) |
GB/T 12226
ASTM A48 |
Water, steam, air, gas, oil. PN≤1.0MPa, t≤200ºC.
|
|
Malleable Cast Iron
|
KTH300-06, KTH330-08
ASTM A47 |
GB/T 9440
ASTM A47 |
Water, steam, air, oil. PN≤2.5MPa, -30~300ºC.
|
|
|
Ductile Cast Iron
|
QT400-15, QT450-10
60-40-18 (ASTM A536) |
GB/T 12227
ASTM A536 |
Water, steam, air, oil. PN≤4.0MPa, -30~350ºC.
|
|
|
Carbon Steel Casting
|
WCB, WCC
A216 WCB (ASTM) |
GB/T 12229
ASTM A216 |
Most common. Water, steam, oil, gas. -30~425ºC.
|
|
|
Low-Temp Carbon Steel
|
LCB, LCC
A352 LCB/LC2/LC3 (ASTM) |
JB/T 7248
ASTM A352 |
Low-temperature service (e.g., ethylene, LN2). Down to -46ºC ~ -196ºC.
|
|
|
Chrome-Moly Alloy Steel
|
WC6, WC9, C5
A217 WC6/WC9/C5 (ASTM) |
GB/T 3077
ASTM A217 |
High-temp, high-pressure steam, petroleum. Up to 593~650ºC.
|
|
|
Austenitic Stainless Steel
|
304(0Cr18Ni9), 316(0Cr17Ni12Mo2)
CF8/CF8M (Cast), F304/F316 (Forged) |
GB/T 1220
ASTM A351/A182 |
Corrosive media, cryogenic or high-temp non-corrosive service. -196~649ºC.
|
|
|
Duplex Stainless / Special Alloy
|
2205, 2507
Alloy 20, Hastelloy C276, Monel 400 |
GB/T 20878
ASTM A494 |
Highly corrosive media (e.g., sulfuric acid, seawater).
|
|
|
Stem
|
Stainless Steel
|
1Cr13, 2Cr13 (410/420)
17-4PH (630, Precipitation Hardening) |
GB/T 1220
ASTM A276/A564 |
Corrosion resistance & strength. 17-4PH offers high strength.
|
|
Alloy Steel
|
4Cr9Si2, 25Cr2MoV
|
GB/T 1221
GB/T 3077 |
For high-temperature valves.
|
|
|
Seat / Sealing Face
|
Cobalt-Based Hard Alloy
|
Stellite 6#, 12#
D802, D812 |
GB/T 984
|
High temp, wear & erosion resistance. For high pressure drop & temp.
|
|
Stainless Steel
|
1Cr13, 2Cr13, 304, 316
|
GB/T 1220
|
For general corrosive service.
|
|
|
Copper Alloy
|
ZCuAl9Mn2 (Al-Bronze)
ZCuZn25Al6Fe3Mn3 (Al-Brass) |
GB/T 1176
|
Water, seawater, air. Good corrosion resistance.
|
|
|
Non-Metallic (Soft Seat)
|
PTFE, NBR, FKM
|
Industry Standards
|
For low temp or tight shut-off (Class VI). Limited temp range.
|
|
|
Stem Nut
|
Copper Alloy
|
ZCuAl9Mn2, ZCuAl9Fe4Ni4Mn2 (Al-Bronze)
ZCuZn25Al6Fe3Mn3 (Al-Brass) |
GB/T 1176
|
Good wear resistance, reduces friction with stem.
|
|
High-Nickel Iron
|
D-2
|
ASTM A439
|
For specific applications.
|
|
|
Fasteners
(Bolts/Studs/Nuts) |
Alloy / Carbon Steel
|
35CrMoA (B7), 35# (2H)
1Cr17Ni2 (B8) |
GB/T 3077/GB/T 699
ASTM A193/A194 |
Selected based on pressure & temperature class.
|
|
Gasket
|
Spiral Wound
|
SS strip + Flexible Graphite/PTFE
0Cr18Ni9Ti + Graphite |
GB/T 4622
ASME B16.20 |
Common for medium/high pressure flanges.
|
|
Ring Joint
|
Soft Iron, 304, 316
|
ASME B16.20
|
For high pressure & temperature.
|
|
|
Non-Metallic
|
Compressed Asbestos, PTFE sheet, Flexible Graphite sheet
|
GB/T 3985, etc.
|
For low pressure, temp, or corrosive media.
|
|
|
Packing
|
Flexible Graphite
|
Braided, Rings
|
JB/T 6617
ASTM F2468 |
High temp, self-lubricating, chemically inert. Widely used.
|
|
PTFE
|
Braided, V-Rings
|
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